Jewellery. Determination of silver in 999 <sup>0</sup>/<sub>00</sub> silver jewellery alloys. Difference method using ICP-OES

Jewellery. Determination of silver in 999 0/00 silver jewellery alloys. Difference method using ICP-OES

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1   Scope

This International Standard specifies the analytical procedure for the determination of silver with a nominal content of at least 999 ‰ (parts per thousand) by measuring specific elements listed in Table A.1.
This International Standard specifies a method intended to be used as the recommended method for the determination of fineness in 999 ‰ silver alloys covered by ISO 9202.